STS-95 Payload Specialist John Glenn positions himself to take photos from the Space Shuttle Discovery’s aft flight deck windows on Flight Day 3 in this NASA handout image dated October 31, 1998. REUTERS/NASA/Handout (UNITED STATES – Tags: SCI TECH POLITICS) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. IT IS DISTRIBUTED, EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS – RTR2NWF8